Answer 3.4:5
From Förberedande kurs i matematik 2
(Difference between revisions)
(Ny sida: Två fall: * Välj <math>\,a=8\,</math> och <math>\,b=-3\,</math>. Lösningarna är <math>\,z=1\,</math> (trippelroten) och <math>\,z=-3\,</math>. * Välj <math>\,a=-8\,</math> och <math>\,...) |
m (Svar 3.4:5 moved to Answer 3.4:5: Robot: moved page) |
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- | + | Two cases: | |
- | * | + | * Choose <math>\,a=8\,</math> and <math>\,b=-3\,</math>. The solutions are <math>\,z=1\,</math> (triple root) and <math>\,z=-3\,</math>. |
- | * | + | * Choose <math>\,a=-8\,</math> and <math>\,b=-3\,</math>. The solutions are <math>\,z=-1\,</math> (triple root) and <math>\,z=3\,</math>. |
Current revision
Two cases:
- Choose \displaystyle \,a=8\, and \displaystyle \,b=-3\,. The solutions are \displaystyle \,z=1\, (triple root) and \displaystyle \,z=-3\,.
- Choose \displaystyle \,a=-8\, and \displaystyle \,b=-3\,. The solutions are \displaystyle \,z=-1\, (triple root) and \displaystyle \,z=3\,.